0 based on a guess and not on information -- 猜测的；推测的，推断的
1 bought or done in order to make a profit in the future -- 投机性的，投机买卖的
Thereafter, they become progressively rounder and broader for each succeeding year as the work of estimating costs becomes more difficult and hence more speculative.
He was not" speculative or sensational" and" held the balance even between old and new".
The prolonged speculative pressure against the dollar in the final stages of the adjustable peg system indicated there was an oversupply of this currency.
Money is demanded both to finance day-to-day transactions and as an asset, perhaps being part of an individual's or firm's speculative activity.
In the first issue, the editor avowed 'a bias for what is established and recognised, as contra distinguished from what is speculative or unauthorised'.
The speculative office, almost by definition, provides generic space, in contrast to the highly specific and determined space that one finds in most housing.
One is called the speculative intellect, and its aim is to understand things universally.
Finally, although this article is speculative, we hope that it might encourage others to develop more sophisticated models of what are fascinating biological phenomena!
